Customization: | Available |
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CAS No.: | 866-84-2 |
Formula: | K3c6h5o7H2O |
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White crystal or powder; odourless; taste salty; slightly deliquescence; readily soluble in water or glycerine, almost insoluble in ethanol (Relative density 1.98, it will melt and decompose when heated to 230ºC) .
Item
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GB14889-94
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BP93/98
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E332
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Appearance
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White, hygroscopic, granular powder or transparent crystals
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Identification
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Positive tests for citrate and for potassium
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Appearance of solution
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Clear and colourless
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--
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Assay(on anhydrous basis),%
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≥99.0
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99.0-101.0
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≥99.0
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Chlorides,≤ppm
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--
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50
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--
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Heavy metal(As Pb),≤ppm
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10
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10
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5
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Sodium,≤%
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--
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0.3
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--
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Oxalates,≤%
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--
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0.03
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0.01
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Sulphates,≤%
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--
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0.15
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--
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Acidity or Alkalinity
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By test
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Passes test
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--
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Readity carbonisable substances
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--
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Not deeper than standard
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--
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Loss on drying(180ºC,4h)
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3.0-6.0
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4.0-7.0
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≤6%
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pH(5% aqueous solution)
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--
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--
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7.5-9.0
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Arsenic(As),≤ppm
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3
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--
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1
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Lead(Pb),≤ppm
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--
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--
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1
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Mercury(Hg),≤ppm
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--
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--
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1
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Packaging: 25kg bag.
Shipping: Within 7 days of order confirmation.